Covers the history of yellow starthistle (Centaurea solstitialis L.) invasion of the Pacific Northwest and describes current infestation levels in Oregon and Washington. Provides basic information regarding yellow ...
Larry L. Larson, Roger Sheley, Michael McInnis, Gary Kiemnec |
Jan 2008 |
Extension Catalog publicationPeer reviewed (Orange level)
Air blast sprayers are one of the most common sprayer types used in specialty crop production. These machines are designed for heavy use on farms, and like all machinery, require regular attention to function ...
Brent Warneke, Jay W. Pscheidt, Lloyd Nackley |
Mar 2021 |
Extension Catalog publicationPeer reviewed (Orange level)
Many of the invasive plant species introduced to the United States originated as garden plants. Learn what you need to know to prevent future invasions.
Linda R. McMahan, Joy Jones, Robert Emanuel |
Jul 2011 |
Extension Catalog publicationPeer reviewed (Orange level)
Christmas trees planted in unirrigated sites depend on the weather for survival. A research trial set out to find factors that would help seedlings survive during drought years. Results were mixed.
Blueberries grow well in the Pacific Northwest. To get the most out of your bushes, it helps to understand the form and function of each part of the plant.
In the aftermath of disastrous wildfire seasons, it is harder than ever to find seedlings and workers for reforestation efforts. But there's help out there. Here's a look at what's available for reforestation efforts.
Follow a case study on Individual Tree Selection in a mixed conifer forest in northeast Oregon. ITS provides a continuous canopy and a complex structure that maintains diverse habitat while allowing for income.
Stephen Fitzgerald, Paul T. Oester, Robert (Bob) Parker |
Sep 2013 |
Extension Catalog publicationPeer reviewed (Orange level)